Home / 68,901,632.37-95,085,965.07-42,429,965.67

Finding the Fourth Proportional to 68,901,632.37, 95,085,965.07 and 42,429,965.67

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Solution

The fourth proportional to 68,901,632.37, 95,085,965.07 and 42,429,965.67 is: 58,554,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,901,632.37 : 95,085,965.07 = 42,429,965.67 : x
  2. Step 2: Convert to fraction form
    68,901,632.37/95,085,965.07 = 42,429,965.67/x
  3. Step 3: Cross multiply
    68,901,632.37x = 95,085,965.07 × 42,429,965.67
  4. Step 4: Simplify right side
    68,901,632.37x = 4,034,494,233,618,919
  5. Step 5: Solve for x
    x = 4,034,494,233,618,919/68,901,632.37
  6. Step 6: Final answer
    x = 58,554,407.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.